CVE-2026-116014 open62541 1.5.0 before 1.5.7 Integer Overflow Heap Buffer Overflow via Custom DataType

open62541 1.5.0 before 1.5.7 contains an integer overflow in UADataTypefromStructureDescription that wraps the 16-bit memSize field for large custom structure definitions. A malicious OPC UA server can supply DataType definitions via UAClientgetRemoteDataTypes, causing decodeBinaryStructure to...

CLSA-2026-1792767913 freerdp: Fix of CVE-2026-55193

CVE-2026-55193: fix heap buffer overflow in the TS Gateway RPC client; ensure remaining capacity in rpcchannelread and reject bindack fragment sizes above 0x0FF8...

CLSA-2026-1792819460 tigervnc: Fix of 3 CVEs

CVE-2026-93517: GLX RenderLarge copied client dataBytes into a buffer sized by the smaller embedded cmdlen, allowing a heap buffer overflow - CVE-2026-93518: XKB sizesyms/numsyms/sizeacts/numacts were 16-bit, so resize computations truncated and caused undersized allocations and heap overflow -...

CLSA-2026-1792806631 ncurses: Fix of 2 CVEs

CVE-2021-39537: fix heap buffer overflow in nccaptoinfo with a crafted termcap entry - CVE-2023-29491: ignore terminfo/termcap environment variables in setuid/setgid programs --disable-root-environ...

Important: cyrus-sasl

Issue Overview: A heap-based buffer overflow flaw was found in Cyrus SASL. The addtochallenge function in the DIGEST-MD5 plugin computes the size of the buffer needed for a challenge/response field before DIGEST-MD5 quoting is applied, but does not recompute that size when quoting escaping specia...

SUSE SLES15 Security Update : kernel (Live Patch 20 for SUSE Linux Enterprise 15 SP7) (SUSE-SU-2026:4889-1)

The remote SUSE Linux SLES15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:4889-1 advisory. This update for the SUSE Linux Enterprise Kernel 6.4.0-150700.53.78 fixes various security issues: The following security issues were fixed: -...

Unity Linux 20.1050e / 20.1060e / 20.1070-8ae / 20.1070e Security Update: php (UTSA-2026-143718)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-143718 advisory. phpopensslmatcheswildcardname in ext/openssl/xpssl.c underflows the length argument passed to memchr when a TLS server certificate presents a wildcard name whose...

Medium: iperf3

Issue Overview: iperf3 3.20-3.21 esnet/iperf has a pre-auth heap buffer overflow in decryptrsamessage: a 256-byte RSA buffer is BIOread with the attacker-controlled ciphertext length guard warns only, so an unauthenticated client overflows the heap via an oversized authtoken; CVE-2026-101283...

Rocky Linux 8 [CIQ] Security Update: autocorr-af / autocorr-bg / autocorr-ca / autocorr-cs / autocorr-da / etc Multiple Vulnerabilities (crlsa-2026_88164)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202688164 advisory. libreoffice: heap buffer overflow in PDF import stream handling CVE-2026-63274 libreoffice: stack buffer overflow in CFF to Type 1 font conversion...

Medium: alsa-lib

Issue Overview: alsa-lib through 1.2.16.1 contains a stack buffer overflow in the sndctlasciielemidparse function that writes one byte past a 64-byte buffer when parsing a name= field with 64 or more characters. Attackers can supply a long control-element identifier string through saved state fil...

Important: mariadb114

Issue Overview: A flaw was found in MariaDB. An authenticated user with permission to use the CONNECT storage engine can exploit an incorrect boundary check when handling DOS table types to write beyond the allocated stack buffer. This flaw could lead to arbitrary code execution or cause the...

Important: mariadb118

Issue Overview: A flaw was found in MariaDB. An authenticated user with permission to use the CONNECT storage engine can exploit an incorrect boundary check when handling DOS table types to write beyond the allocated stack buffer. This flaw could lead to arbitrary code execution or cause the...

Important: mariadb123

Issue Overview: A flaw was found in MariaDB. An authenticated user with permission to use the CONNECT storage engine can exploit an incorrect boundary check when handling DOS table types to write beyond the allocated stack buffer. This flaw could lead to arbitrary code execution or cause the...

Important: wireshark

Issue Overview: TTL file parser infinite loop in 4.6.0 to 4.6.8 allows denial of service CVE-2026-95386 The spdyassembledataframes function in epan/dissectors/packet-spdy.c accumulates SPDY DATA frame payload fragment lengths into a uint32t variable named datalen without any overflow protection...

Medium: nginx

Issue Overview: A vulnerability exists in NGINX Plus and NGINX Open Source when a location is configured that uses the alias directive together with rewrite and a set or return directive referencing the $requestfilename variable. Alternatively, the same result could be achieved when the...

Linux Distros Unpatched Vulnerability : CVE-2026-115863

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ConnMan through 2.0 has a stack-based buffer overflow via a DHCPv6 Reply message. This occurs in getdomains in gdhcp/client.c. It copies a fixed NSMAXDNAME 1025...

Important: wireshark

Issue Overview: SCTP protocol dissector crash in 4.6.0 to 4.6.8 and 4.4.0 to 4.4.18 allows denial of service CVE-2026-95389 Heap buffer overflow WRITE in CSN.1 dissector -- CSNRECURSIVEARRAY writes past destination array with no capacity check packet-csn1.c. CVE-2026-95393 The X11 dissector cache...

AlmaLinux 9.6 [TuxCare] Security Update: tigervnc / tigervnc-icons / tigervnc-license / tigervnc-selinux / etc Multiple Vulnerabilities (ALMALINUX9.6:CLSA-2026:1792819460)

The AlmaLinux 9.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1792819460 advisory. - xorg-x11-server: xorg-x11-server: arbitrary code execution via GLX RenderLarge heap-based buffer overflow CVE-2026-93517 -...

Amazon Linux 2 : cyrus-sasl (ALAS-2026-4029)

The version of cyrus-sasl installed on the remote host is prior to 2.1.26-24. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2026-4029 advisory. A heap-based buffer overflow flaw was found in Cyrus SASL. The addtochallenge function in the DIGEST- MD5 plugin computes the...

Medium: nginx

Issue Overview: A vulnerability exists in NGINX Plus and NGINX Open Source when a location is configured that uses the alias directive together with rewrite and a set or return directive referencing the $requestfilename variable. Alternatively, the same result could be achieved when the...